function metatag_update_7015 in Metatag 7

Add the revision_id from the entity into metatag schema.

Also adjust the primary keys accordingly.

6 calls to metatag_update_7015()

metatag_update_7009 in ./metatag.install

Fix {metatag} records for taxonomy terms.

metatag_update_7010 in ./metatag.install

Fix {metatag} records for users.

metatag_update_7011 in ./metatag.install

Fix {metatag} records for nodes.

metatag_update_7012 in ./metatag.install

Remove duplicate {metatag} records for non-core entities.

metatag_update_7013 in ./metatag.install

Fix the {metatag} language value for all non-core entity records.

... See full list

File

./metatag.install, line 1556

Install, update, and uninstall functions for the metatag module.

Code

function metatag_update_7015() {
  if (!db_field_exists('metatag', 'revision_id')) {

    // Leave a note for metatag_metatags_load_multiple() that the revision_id
    // field has been added.
    variable_set('metatag_has_revision_id', TRUE);

    // Tell update 7017 that it isn't needed.
    variable_set('metatag_skip_update_7017', TRUE);

    // Add the new field.
    db_add_field('metatag', 'revision_id', array(
      'type' => 'int',
      'unsigned' => TRUE,
      'not null' => TRUE,
      'default' => 0,
      'description' => 'The revision_id for the entity object this data is attached to.',
    ));

    // Remove the existing primary key. This may take some work so it can be
    // database agnostic, i.e. some databases will not like it.
    db_drop_primary_key('metatag');

    // Add the new primary key.
    db_add_primary_key('metatag', array(
      'entity_type',
      'entity_id',
      'revision_id',
      'language',
    ));
    drupal_set_message(t('Added the {metatag}.revision_id field.'));
  }
  else {
    drupal_set_message(t('The {metatag}.revision_id field has already been added, nothing to do.'));
  }
}